Fletcher, H. (2008). Questionnaire. October.
Chicago Style (17. basım) AtıfFletcher, Harrell. "Questionnaire." October 2008.
MLA (8th ed.) AtıfFletcher, Harrell. "Questionnaire." October, 2008.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..
Fletcher, H. (2008). Questionnaire. October.
Chicago Style (17. basım) AtıfFletcher, Harrell. "Questionnaire." October 2008.
MLA (8th ed.) AtıfFletcher, Harrell. "Questionnaire." October, 2008.